JP3091286U - Airbag trigger device - Google Patents

Abstract

An object of the present invention is to provide a convenient and safe airbag trigger device in which an airbag is effectively filled with gas. A through hole (51) for installing a positioning spring (52) in a handle (5).
And a stop portion 5 of a stereotactic shaft 53 provided below the through hole 51.
A guide hole 54 through which the shaft 31 is formed is provided to position the annular projection 532 of the positioning shaft 53 at the edge of the guide hole 54, and a tension spring 56 provided at one end of the handle 5 is inserted into the gas introduction seat 3. The release ring 7 having a spherical surface 71 is fitted on the rotating shaft 6 provided at the other end of the handle 5 to enable pulling from multiple directions, and the handle 5 is pulled to release the airbag. When inflated, after the convex portion 57 passes through the arc surface 43 of the pin 4,
The positioning shaft 53 is fixed to the wall 21 of the outer shell 2 by the positioning spring 52.
Is pressed to fix the tension spring 56 so as not to contract.

Description

[Detailed description of the device]

[0001]

[Technical field to which the device belongs]

  The present invention relates to an airbag pulling device, particularly a gas introducing seat, an outer shell, a pin, and a handle. , Composed of rotating shaft and detaching ring, and has various springs, rotating shaft and spherical surface By making full use of the structure of the release ring, the airbag inflates quickly and smoothly Involved in equipment.

[0002]

[Prior art]

  While convenient for traffic, people who are seriously injured by traffic accidents are constantly injured, especially in the case of collision. The greater the force, the greater the risk of being thrown out of the vehicle and falling to the ground. If you do this, you will be seriously injured, and a large amount of bleeding will result in a fatal accident. Especially for ordinary motorcycle riders, there is nothing to protect the body other than clothes. The only way to protect your body from landing is wearing a wearable airbag Absent.

[0003]   Therefore, as shown in FIG. 1, in the case of an airbag A having a known structure, gas is A gas chamber 11 and a drive guide cavity 12 are provided in the gas discharge seat 1 when filling ing. A pin 13 and a compression spring 14 are provided in the gas chamber 11, An inlet 15 and a gas outlet 16 are formed, and each cylinder B is filled with gas. And connected to Airbag A.   An opening 121 is formed on one side of the drive guide cavity 12, and the inside of the opening 121 is formed. A string 18 is provided on the string, and the string 18 is pulled so that the iron ball 17 is transferred. When moving, the ball 17 pushes the pin 13 to pierce the cylinder B, thus The airbag A is rapidly filled with gas from the body outlet 16. This is repeated A tension spring 19 is provided on the other side of the ball 17 so that it can be used. When the ball 17 is returned to the original position, the pin 13 is also interlocked to the original position. I'm supposed to come back.

[0004]

[Problems to be solved by the device]

  In the known structure as described above, the tension springs cause the related parts to It can be used again by putting it back in place, but on the contrary, the pulling is a drawback. After the spring is pulled, it is not localized and the ball may move repeatedly. It is possible that the pin repeatedly pierces the mouth of the cylinder, The gas does not flow smoothly, the airbag does not inflate effectively and is thrown to the ground. It becomes impossible to protect the body effectively. Another big drawback , The pulling direction of the string is extremely limited, and if the pulling direction is different, It does not move.   Therefore, the air bag is effectively filled with gas, which is convenient and safe to use. An air bag pulling device is provided.

[0005]

[Means for Solving the Problems]

  A through hole is provided in the middle of the handle to be pulled so that a positioning spring can be installed. A guide hole is provided at the bottom of the hole to allow the stop part of the localization axis to be punched out, and at the same time The annular projection of the shaft is positioned at the edge of the guide hole, and the gas is introduced into the outer shell. A wall is provided on the seat side, and a tension spring provided at one end of the handle is installed in the gas introducing seat. A rotating shaft connected by a connecting ring is provided at the other end of the rotating shaft. A pull-out ring with a spherical surface is fitted to the shaft to effectively pull it from many angles. By doing so, the handle is pulled so that the convex portion provided on the handle passes through the arc surface of the pin. Gas is filled with the gas and the gas is instantaneously released from the cylinder. The bag is filled in the bag and expands, and when expanded, the localization axis is moved by the elasticity of the localization spring. Prevents the outer shell from pressing back and returning to its original position due to the elasticity of the tension spring And position it to make the air flow smooth.

[0006]

[Embodiment mode]

  As shown in FIGS. 2 and 3, the air bag pulling device of the present invention is mainly composed of an outer shell 2 and an air bag 2. It is composed of a body introducing seat 3, a pin 4, a handle 5, a rotating shaft 6, and a releasing ring 7.

[0007]   The gas introducing seat 3 is composed of a lid 31 and a tray 32, and the lid 31 serves to receive the gas. After the lid 32 is covered from above, an installation space 33 having three mouths is formed inside. (See Figure 4). The three mouths mean that the two mouths are provided below the installation space 33. There is a body inlet 34 and a gas outlet 35 provided on the side surface, and the gas inlet 34 is filled with gas. Is connected to the filled cylinder B, and the gas outlet 35 is connected to the airbag A. There is. The third port is an operating port 36 provided on the handle 5 side of the installation space 33, The handle 5 is pierced in the operating port 36 so as to move in the installation space 33.

[0008]   Since the through hole 51 is provided in the middle stage of the handle 5, the localization spring 52 is localized. Is provided, and the lower end of the localization spring 52 is at the entrance side 53 of the localization shaft 53. It is fitted in 3. The middle stage of the localization spring 52 is provided below the through hole 51. Corresponding to the guide hole 54 from which the positioning shaft 53 is stopped. The portion 531 is exposed to the outside. Further, the localization spring 52 is provided with an annular protrusion 532 to The handle 5 is positioned at the edge of the id hole 54, and the handle 5 is moved by the tension spring 56. After being positioned in the other side of the installation space 33, the gas introduction seat 3 is installed in the outer shell 2. Place. A seal ring 22 is provided between the inner surface of the connecting ring 58 and the outer shell 2. This effectively isolates the gas.

[0009]   In the pin 4, as shown in FIGS. It is located inside. The tip 42 of the pin 4 is the uppermost end of the cylinder B filled with the gas. And the other end of the pin 4 is a surface having an arc which is the head of the pin. It is 43. It should be further noted that the handle 5 is a portion corresponding to the arc surface 43. Is provided with a convex portion 57, and several ventilation holes are annularly formed on the arc-shaped surface 43. That is, the hole 44 is provided.

[0010]   Due to the above-mentioned structure, according to the present invention, as the handle 5 is pulled, the protrusion 57 is The end face 42 of the pin 4 is pressed against the arc-shaped surface 43 so that the gas-filled bon is filled. The top portion of the cylinder B is pierced and broken, and the compressed gas in the cylinder B is guided from the ventilation hole 44. It is introduced and discharged from the gas outlet 35.   As shown in FIG. 5, the actual operation will be described in more detail. When the handle 4 is pulled, the handle 5 is pulled in conjunction with the protrusion 57 of the handle 5 The circular arc surface 43 is pressed, and the tip 42 of the pin pierces and breaks the uppermost portion of the cylinder B. next When the pin 4 is returned to its original position by the spring 41, the gas is discharged from the gas outlet 35. The body is expelled and Airbag A fills with gas very quickly.   After the convex portion 57 of the handle 5 passes through the circular arc surface 43 of the pin 4, the localization axis 53 of the handle 5 is moved. The stop portion 531 is inside the outer shell 2 due to the elasticity of the localization spring 52. Of the tension spring 56 to stop the tension spring 56 from contracting due to elasticity. By doing so, the top of the cylinder B is stabbed again and the air flow is disturbed. It is prevented from getting stuck.   When trying to return to the original state, the localization that is caught on the wall 21 of the outer shell 2 If you push the stop portion 531 of the shaft 53 directly by hand, The compressing force of the knee 56 recovers and works in conjunction with this to return to the original position.

[0011]   Further, the rotary shaft 6 is made of a material having flexibility, and Has a spiral 63 provided to match the spiral 55 in the connecting ring 58 of the handle 5 (see FIG. 2, 6) and a passage 61 inside the rotary shaft 6 and a groove 62 on the side surface. ing.   The spherical surface 71 of the release ring 7 is installed in the passage 61, and the release ring 7 has many different shapes. It is designed so that there is no problem even if it is pulled at an angle. A ring 72 is provided to make it more convenient to pull.

[0012]   In another embodiment, as shown in FIG. The rope 8 is connected, and the other end of the lace 8 is connected to the motorcycle. By doing this, As shown in, the person on the When it is separated, the handle 5 is pulled along with the release ring 7, and the release ring 7 The airbag A passes through the groove 62 of the rolling shaft 6 and is released, and the airbag A is rapidly filled with gas as described above. The purpose to be achieved is achieved.

[0013]

[Effect of device]

  According to the present invention, the pin is prevented from being stuck in the gas-filled cylinder twice. It avoids the phenomenon that gas flows smoothly and becomes clogged. The direction in which the detachment ring is pulled is not limited to one angle, it can be pulled at many angles. Also, since the purpose is achieved, the practicality is further improved and It became very convenient.   Furthermore, the gas filling is achieved very quickly, and the pulling force is too great. By preventing the whole structure from collapsing due to Safety has increased.

[Brief description of drawings]

FIG. 1 is a cross-sectional view of an air bag pulling device having a known structure.

FIG. 2 is a three-dimensional exploded view of the present invention.

FIG. 3 is an external view of the present invention after assembly.

FIG. 4 is a sectional view after assembly according to the present invention.

FIG. 5 is a cross-sectional view of the present invention in operation after being pulled.

FIG. 6 is a cross-sectional view after the present invention is integrated with a rotary shaft.

FIG. 7 is an explanatory view of another embodiment of the present invention.

FIG. 8 is an explanatory view of another embodiment of the present invention.

[Explanation of symbols]

1 Gas release seat 11 gas chamber 12 Drive guide cavity 121 opening 13 pin 14 Compression spring 15 gas inlet 16 gas outlet 17 iron balls 18 strings 19 tension spring 2 outer shell 21 wall 22 Seal ring 3 gas introduction seat 31 lid 32 saucer 33 installation space 34 gas inlet 35 gas outlet 36 Working port 4 pin 41 spring 42 pin tip 43 A surface with an arc 44 Vent 5 patterns 51 through hole 52 Orientation spring 53 Localization axis 531 stop section 532 annular protrusion 533 entry side 54 Guide hole 55 spiral 56 tension spring 57 convex 58 Connection ring 6 rotation axes 61 passage 62 groove 63 spiral 7 Withdrawal ring 71 spherical surface 72 pull ring 8 strings A airbag B gas filled cylinder C bike etc.

Claims (4)

[Scope of utility model registration request] 1. An air bag trigger structure comprising a gas introduction seat, an outer shell, a pin, a handle, a rotation shaft and a release ring, which is composed of a lid and a tray and is connected to a gas-filled cylinder. A gas inlet, a gas outlet connected to an air bag, and a gas introducing seat in which an installation space having an actuating port is formed, and the gas introducing seat is provided outside the gas introducing seat, and the handle side has a wall. And an outer surface provided with a spring at one end and positioned inside the gas inlet, and at the other end, a surface having an arc with several vent holes in a ring shape on the surface. The pin has a tool, and one side has a convex portion that is located in the gas introduction seat by being inserted from the operation port by a tension spring, and has a convex portion that presses the arc-shaped surface of the pin. A hole is provided, and a guide hole is provided below the through hole. The orientation spring is installed at one end of the orientation shaft having the annular protrusion, and then the elasticity of the orientation spring causes the annular protrusion to be oriented at the edge of the guide hole, thereby pulling the handle. After that, the stop portion of the localization axis hits the wall and is localized, and the handle having the connecting ring on the other side, and the spiral screwed with the connecting ring on one side and the spiral on the other side In order to operate normally even if the rotary shaft is provided with a passage having a groove on its side surface and is pulled at many angles, the spherical surface provided on one side is inside the passage from the groove on the rotary shaft side. An air bag pulling device comprising: 2. A pull ring convenient for pulling is provided at the extreme end of the release ring.
Airbag pulling device as described. 3. The air bag retracting device according to claim 1, wherein the rotating shaft is made of a material having flexibility. 4. An air bag pulling device according to claim 1, further comprising a seal ring provided between the inner surface of the connecting ring and the outer shell.